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Finding the Fourth Proportional to 7,951.13, 10,982.89 and 6,051.17

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Solution

The fourth proportional to 7,951.13, 10,982.89 and 6,051.17 is: 8,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.13 : 10,982.89 = 6,051.17 : x
  2. Step 2: Convert to fraction form
    7,951.13/10,982.89 = 6,051.17/x
  3. Step 3: Cross multiply
    7,951.13x = 10,982.89 × 6,051.17
  4. Step 4: Simplify right side
    7,951.13x = 66,459,369.50
  5. Step 5: Solve for x
    x = 66,459,369.50/7,951.13
  6. Step 6: Final answer
    x = 8,358.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.